Problem 1198. Handle to an array of functions

Created by Khaled Hamed

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given a cell array of functions that operate on scalars, it is required to return a function handle to process a vector of values applying the functions successively (the first function operates on x, the second function operates on the resulting output, etc.).</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Example:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[ >> f{1}=@(x) x^2;\n\n >> f{2}=@(x) x+3;\n\n >> f{3}=@(x) x/2;\n\n >> g=cf(f);\n\n >> x=[1 2 3];\n\n >> g(x)\n\n ans =\n\n     2.0000    3.5000    6.0000]]></w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

234 Solutions
47 Solvers

Last Solution submitted on Sep 20, 2023

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Dejia Kong on 14 Jan 2020

what is "cf" in the code? Thanks.

Solution Comments

Show comments

Problem Recent Solvers47

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 1198. Handle to an array of functions

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers47

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Problem 1198. Handle to an array of functions

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers47

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Players

WeChat